In this issue of Swimming World, read about new kid on the block, 16-year-old Romanian sprinter David Popovici. It's rare for a male that young to emerge as a global force, watching his career develop is going to be a whole lot of fun. Also featured is the Olympic "Quadrennium" - a look back and a look ahead to the next three years leading up to Paris 2024; The surge of Canadian swimmers that exceeded expectations at Tokyo; An Aquatots murder case- the Kathy Tongay story (TW: abusive parents); How knowing your body composition can help you swim fast and stay healthy; some basics of dryland training as told by coaches Ron and Rich Blanc of Santa Margarita Catholic School, as well as by J.R. Rosania; Common sense in the weight room; Maximizing swimming velocity, part 5, on minimizing the arm recovery phase; Q&A with coaches Ron and Rich Blanc; How They Train with Santa Margarita's Maggie McGuire and Jack Nugent; Up and Comer Maryjane (MJ) Neilson; Our 2021 Holiday Gift Guide AND Prep School Directory; and more!